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/*Copyright (c) 2011, Florent DEVILLE.                                      */
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#pragma once

#include "Geometry.h"

class GeoMesh;

//a movable vertex, member of a mesh
class GeoVertex : public Geometry
{
private:

	//pointer to the mesh containing the point
	GeoMesh* _mesh;

	//index of the vertex in the mesh
	int _index;

	//radius of the sphere representing a point
	static const float _radius;

	//radius to the square of the sphere representing a point
	static const float _squareRadius;

	//diameter of the sphere representing a point
	static const float _diameter;

public:
	//constructor
	GeoVertex();

	//constructor
	GeoVertex(GeoMesh* mesh, int index);

	//destructor
	virtual ~GeoVertex();

	//determine if the point v is a point of the geometry object
	bool isGeometry(const CVector3f& v)const;

	//test if the point v is on the mark of the primitive. out indicate which axis is hoovered
	bool isTranslationMark(const CVector3f& v);

	//pre render function
	void preRender();

	//render the object
	void Render();

	//post render function
	void postRender();

	//set the vertex position
	void setTranslate(const CVector3f& t);

	//override setRotation to disable it
	void setRotation(const CVector3f& r);

	//override setScale to disable it
	void setScale(const CVector3f& s);

	//translate the object's position by the vector
	void translate(const CVector3f& t);

	//override rotate to disable it
	void rotate(const CVector3f& r);

	//override scale to disable it
	void scale(const CVector3f& s);

	//set the link between a vertex and a mesh
	void setInfo(GeoMesh* mesh, int id, const CVector3f& pos);

	//get the mesh owner of the vertex
	GeoMesh* getMesh();

	//get the vertex id
	int getIndex()const;

	//delete the vertex in the mesh
	void deleteVertexInMesh();

	//draw the selected triangle
	void setSelectedTriangle(int triangleCount)const;

	//get the number of triangle containing this vertex
	int getTriangleCount()const;
};